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Printable Sudoku

2025-12-16 • Hard

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6		1	4		5	2		3
			1	3	7
								8
			5	1
	5	7		9			1
9		4		2
1							2	9
		9						1
5	8	2

Puzzle tips

This puzzle starts very open — take time to pencil in candidates.
Watch for numbers trapped along a row or column inside a box.
Hard puzzles reward patience. Slow, logical steps beat guessing.

Tip: Write candidates small. Erase lightly.

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